Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 11.29
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -9.69 -0.375 3.63
Prot (kg) -9.69 -0.441 4.28
Fertility Sub Index 1.44
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.73 1.117 0.82
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.00
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.47 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 22.22

* Based on an €80/tonne carbon price